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The Trolley Problem

July 21, 2023 By editor

The trolley problem is a classic ethical dilemma that asks what you would do if you had to choose between saving one person or saving many people from a runaway trolley. For example, would you pull a lever to divert the trolley from hitting five workers on the track, but instead hit one worker on a different track? This problem is important to generative AI because it illustrates the challenges of … [Read more...]

Filed Under: Artificial intelligence

Counting votes using Excel

June 7, 2023 By editor

Excel strikes again. There were only two outcomes and the spreadsheet got it wrong. You'd be better flipping a coin. … [Read more...]

Filed Under: Data analysis Tagged With: Excel, spreadsheets

Accuracy vs precision

March 13, 2023 By editor

I recently conducted an inter-rater reliability study for a client. There was some confusion about what this measures. Inter-rater reliability measures agreement. It's a measure of precision, not accuracy. As anyone who's been on social media knows, it's possible for everyone to be in complete agreement, yet utterly wrong. The following diagram summarises the difference between precision and … [Read more...]

Filed Under: Decision science Tagged With: accuracy, inter-rater reliability, precision

It’s not because we have insufficient data…

February 27, 2023 By editor

In 1998, Neil Postman wrote critically about the Age of Information. If there are children starving in the world—and there are—it is not because of insufficient information. [...] If there is violence on our streets, it is not because we have insufficient information. If women are abused, if divorce and pornography and mental illness are increasing, none of it has anything to do with insufficient … [Read more...]

Filed Under: Data science, Machine learning Tagged With: data, information

Large Language Models

February 19, 2023 By editor

Stephen Wolfram has written a comprehensive description of how Large Language Models (LLMs), such as ChatGPT, work. … [Read more...]

Filed Under: Machine learning Tagged With: ChatGPT, LLM

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Recent posts

  • The Trolley Problem
  • Counting votes using Excel
  • Accuracy vs precision
  • It’s not because we have insufficient data…
  • Large Language Models

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